Noise
a signal's fluctuation other than that desired.
See Also: Pink Noise, White Noise, RF Noise, Distortion, NVH
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Product
Real-Time Spectrum Analyzers (RTSA)
Spectrum Analyzer
Gain more confidence in your system or signal environment knowing you can capture intermittent or transient signals as short as 3.57 µsMaximize your investment when you add real-time capabilities to a UXA, PXA or MXA X-Series analyzer -no need for a dedicated instrumentGo deeper and thoroughly analyze complex signals with the 89600 VSA softwareAccelerate communication system development by quickly switching to must-have traditional measurements like phase noise, noise figure, and more
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Product
Amplifiers
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Teledyne Lincoln Microwave design and manufacture RF amplifiers utilising the latest semiconductor technology. Our portfolio includes low noise amplifiers (LNA’s), power amplifiers and pre-amplifiers. These can incorporate linearization, filtering, phase and amplitude control functionality.
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Product
Hand-held VNIR Spectroradiometer
HandHeld 2™
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Analytical Spectral Devices, Inc.
The HandHeld 2 provides the ideal combination of performance, portability, and durability. The HandHeld 2 spectroradiometer employs a high-sensitivity detector array, a low stray light grating, a built-in shutter, DriftLock dark current compensation, and second-order filtering to produce a high signal-to-noise spectrum in under a second.
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Product
Fluxgate Magnetometers
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A Magson fluxgate magnetometer features a vector-compensated ringcore sensor and downstream digital signal processing electronics. The robust unit is configurable and available with industrial-grade or space-qualified components. A low noise level at high resolution make the magnetometer a solution for diverse field exploration campaigns in demanding environments.
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Product
USB-8451, 250 kHz I2C, 12 MHz SPI I2C/SPI Interface Device
779553-50
Interface Module
The NI USB‑8451 is a master interface for connecting to and communicating with inter-integrated circuit (I2C), System Management Bus (SMBus), and serial peripheral interface (SPI) devices. With plug‑and‑play USB connectivity, the USB‑8451 is a portable solution to communicate with consumer electronics and integrated circuits. It also includes eight general-purpose digital I/O lines for a variety of applications, such as configuring the address of I2C devices or toggling LEDs. The USB‑8451 can be physically located more closely to I2C/SPI devices than PCI interfaces, reducing I2C bus length and minimizing noise problems. Additionally, the interface provides +5 V and GND to power circuits with no external power supply.
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Product
MARATON
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The WIENER MARATON (MAgnetism and RAdiation TOlerant New) is a highest density, low noise, floating low voltage power supply system for use in hostile magnetic /radiation environments. The MARATON-Series has been designed for the CERN LHC experiments to power lowest noise electronics with medium to high currents (10A to 600A current range) over long distances in sensed ore impedance controlled mode.
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Product
PXIe-5668, Up to 26.5 GHz PXI Vector Signal Analyzer
783124-01
Signal Module
Up to 26.5 GHz PXI Vector Signal Analyzer - The PXIe‑5668 offers wide bandwidth with high-performance measurement performance and speed. It meets the challenging requirements of applications such as wireless communications, radio frequency integrated circuit characterization, RADAR test, and spectrum monitoring and signal intelligence. With its implementation as a PXI instrument, the PXIe‑5668 also features the fast measurement speed required for high-volume manufacturing test, and multi-instrument synchronization capabilities for phase-coherent MIMO test. You can use the optionally included PXIe-5698 preamplifier to improve dynamic range and sensitivity near the instrument noise floor.
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Product
Phase Locked Loop (PLL) Synthesizer & Translation Loop
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ADI’s industry leading phase locked loop (PLL) synthesizer family features a variety of high performance, low jitter clock generation and distribution devices. The extensive, ever growing family includes over 100 products, optimized for high data rate, low jitter clocking applications. The portfolio features PLLs, PLL/VCOs, and distribution chips, designed for clocking applications where synchronization, clock distribution, and phase noise performance are all vitally important.
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Product
Optical Probes - Low Bandwidth
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Depend on Tektronix to provide you with performance you can count on, and industry-leading service and support.*Broad Wavelength Response 500 to 950 nm or 1100 to 1700 nm*High-bandwidth DC up to 1.2 GHz*High Gain 1 V/mW*Low Noise <11 pW/√Hz*Probe Connects to DPO7000*1 and DPO/DSA/MSO70000*2Series*SONET/SDH and Fibre Channel Reference Receiver Performance
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Product
EMCCD Image Sensors for Space and Ground-based Astronomy
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EM (Electron Multiplication) is a technology that uses on-chip gain in the charge domain to effectively eliminate read noise from an image sensor. This enables advanced ultra-low light applications that require extreme sensitivity at fast frame rates such as adaptive optics and lucky imaging™.The combination of Teledyne e2v’s back-thinning technology and anti-reflection coatings enables industry leading quantum efficiency that can be optimised for applications in the visible, UV or NIR wavelength ranges.
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Product
Integrated Two-Stage Current Sensors
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If ultra-low noise performance is required, our integrated two stage devices are the number one choice. With input inductances from 24 nH to 1.8 µH and a flux-noise level as low as 0.8 µPhi0/sqrt(Hz) an energy resolution of about 45 h is attained. The devices consist of a 16 SQUID series array as amplifier stage and a single front-end SQUID.
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Product
Phase Noise Analyzer
DCNTS
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Noise eXtended Technologies S.A.S.
The DCNTS is a two channel Phase and Amplitude noise analyzer. Its dual demodulator architecture allows the system to use cross-correlation to cancel its internal noise and limitation; it is like comparing the outputs of 2 systems and only display the similarities while rejecting differences.
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Product
Troposcatter Simulator
HTSS
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Hollis Electronics Company LLC
Hollis Electronics HTSS is a quad diversity Troposcatter channel simulator which interfaces with your radio equipment at 70 MHz IF. The complete digital implementation provides high accuracy and exact repeatability. An integrated AWGN noise source coupled with an internal power meter supports accurate setting of SNR and Eb/No.
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Product
Downconverter for the 21cm Bandvalon
2100
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1440MHz inputLow noise figure LNA 0.3dB 20 KHigh gain >40dB8-pole ceramic dielectric input filterHigh dynamic range, low-spurious responses Rugged milled aluminum housingRFI shielded constructionDesigned for use with Valon 5009 as LOSuitable for hydrogen line observation and general radio astronomy in the 21cm band.6Vdc @ 400mAIncludes 20” dc power supply cable
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Product
EDFA
SPA-64-XX
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Hangzhou Softel Optic Co., Ltd.
SPA00B (2RU) series is a low noise, high performance, FTTP high power, multi-ports optical amplifier with gain spectrum band within 1540~1563nm. Each output port for optical amplifier has built-in well-performed CWDM. Every external up-link optical port of optical amplifier can connect with OLT PON port very conveniently. Each 1550nm (CATV)'s output optical port multiplex 1310/1490n's data stream, in order to reduce the quantity of the component and improve the index and reliability of the system.
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Product
M-LVDS (Multi-Point Low Voltage Differential Signaling)
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M-LVDS (multipoint low voltage differential signaling) is a multipoint high speed differential electrical interface with support for up to 32 nodes. Analog Devices M-LVDS products offer the industry’s highest ESD performance transceivers with high noise immunity receivers and extended common-mode range. These products are ideal for applications where designers need to transmit at data rates up to 100 Mbps or 250 Mbps to multiple nodes.
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Product
200W Power Supply, 8V, 20A or 20V, 10A
E3633A
Power Supply
Keysight basic DC power supplies offer essential features for a tight budget. The single output, 120-200 W, GPIB, E3632A-E3634A provide dual range outputs; small, compact size for bench use; low output ripple and noise; as well as built-in measurements and basic programmable features with GPIB and RS232 interface. The Keysight 200W, GPIB, single output E3633A is a high performance supply optimized for manual and basic automated testing; and, with a combination of benchtop capabilities and system features, it is designed to help improve measurement quality and reduce test time.
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Product
Seismometers
3T-120 Pothole
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120 s to 50 Hz frequency response (option to 100 Hz), 1500 V/ms-1 (2 x 750 V/ms-1) sensitivity, Covers the complete seismic spectrum with a single transfer function, Measured Self noise below the USGS NLNM from 166 s (0.006 Hz), remaining below the high frequency limit of the NLNM at 10 Hz, High linearity: >111 dB (USGS figures), Dynamic range of 167 dB at 1 Hz (Full octave width across 1 Hz), Cross axis rejection over 65 dB; sensor axes orthogonal to within ±0.05°, Remote, automatic electronic mass locking, unlocking and centring, Operating tilt range of ±5° with adjustable feet for off-horizontal installation bases, Low power consumption: 0.75 W from a 10–36 V supply, Stainless steel enclosure, 100 bar / 10 MPa waterproof connector, IP68 - protection against effects of permanent immersion under pressure to 350 m depth
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Product
Pulse Generators
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Pulse generators provide electronic pulses which mimic events from radiation detectors and are useful in set-up, diagnostics, and noise measurement in spectroscopy systems.
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Product
Receiving Amplifiers
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he products from Kuhne electronic from the category "Receiving Amplifiers for Professional Use" are designed for the following applications: Radio Link Systems, Satellite Receivers as well as Scientific and Measurement Instrumentation.These amplifiers stand out due to outstanding Noise Figures as well as a very good Large Signal Stability and small Housing Sizes.
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Product
Isolated 16-Bit Analog Output Board
MSXB 076
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The Microstar Laboratories Isolated 16-Bit Analog Output Board, part number MSXB 076, provides isolated analog outputs for Data Acquisition Processor (DAP) systems. Use these boards to eliminate ground currents – a potential source of noise in your measurement and control signals – as well as to eliminate phase errors from analog outputs in your application.
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Product
Noise Monitoring
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Larson Davis provides complete solutions for noise and vibration measurement and analysis. From stand-alone, simple-to-use instruments to complete systems including sensors, data acquisition, and software, Larson Davis has what you need.
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Product
40mA One-Channel Amplifiers
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Piezo amplifiers/controllers are designed for high precision low to mid-speed positioning of low-voltage piezo actuators. These amplifiers are tuned for extremely high output stability and extremely low signal noise at the output. A low amplifier signal-to-noise ratio is very important because it determines the total resolution of the actuator. The nearly unlimited resolution of piezo-electric actuators using these amplifiers results in ultra-precise movement.
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Product
Monolithic Microwave Integrated Circuit (MMIC) Amplifiers & Switches
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Microsemi's portfolio of MMIC products targets a broad range of applications including those in electronic warfare, radars, instrumentation (test and measurement) and microwave communications. The portfolio comprises broadband amplifiers (both power and low-noise), amplifier modules, prescalers, attenuators and switches spanning DC to 65GHz based on high-performance process technologies. Microsemi offers 18 distributed amplifier products including industry-leading DC-65GHz MMICs. Microsemi's prescalers combine higher frequency operation, the flexibility to divide by a large number of ratios and very good residual phase noise.
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Product
SIMULATOR
458-LM-A8-36
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Simulates 26 AWG PIC as specified in ANSI T1.417Bandwidth DC to 36 MHzIdeal for testing ADSL, ADSL2, ADSL2+, VDSL, VDSL2 modems/DSLAMs8 channels per line moduleLoop lengths programmable from 0 to 7,500 ft in 500-ft incrementsPlugs into our 458-CC-16 (16-slot chassis) or 458-3SLB (3-Slot chassis)Noise Floor less than -150 dBm/Hz
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Product
Mixers/Receivers In Terahertz Range
Hot Electron Bolometer (HEB)
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Insight Product Company offers Hot Electron Bolometer (HEB) mixers, receivers, and chips made from NbN or NbTiN thin film. The HEB mixers can operate at frequencies of up to several terahertz. Advantages: Above about 1 THz Hot Electron Bolometer mixers offer the best sensitivity and lowest noise of all the technology for the coherent detection of radiation.
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Product
Supply Adapters
AP Series
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*Overflow Relative Noise Temperature and Return Loss Measurement within all Frequency Range*Ultrawide Frequency Range*Small Size*4 Design Structures with Different Connector Types
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Product
QS603 60V/3A Power Supply
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*16 hours at full load*Low ripple and noise*Automatic switching CV / CC*Aluminum heat sink*Displays 3 or 4 digit depending on the model
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Product
NI-9203, 200 kS/s, ±20 mA, 8-Channel C Series Current Input Module
779516-02
Current Input Module
200 kS/s, ±20 mA, 8-Channel C Series Current Input Module - The NI‑9203 is intended for high-performance control and monitoring applications. It features programmable input ranges and variable connectivity options. To protect against signal transients, the NI‑9203 includes a channel‑to‑earth ground double‑isolation barrier (250 Vrms isolation) for safety and noise immunity.
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Product
Bluetooth Enabled Signal Conditioners I/O Modules
microBlox
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Acromag's microBlox uB Series I/O modules offer a compact, high-performance solution for interfacing sensors and field devices with data acquisition systems. uB signal conditioning modules are ideal to isolate, filter, convert and amplify a wide variety of signal types for test, measurement and control systems. Just plug uB modules into 4, 8, or 16-channel backpanels in any mix for a high-density analog I/O interface. Channel-to-channel isolation provides optimal noise and surge protection from ground loops, spikes, and high common mode voltages.
